All the four crew members of the Coast Guard in the chopper were rescued from the scene of the accident by the Navy and flown to naval hospital 'Asvini' at Mumbai, a Navy officer said, without elaborating.
"A Chetak helicopter of the Indian Coast Guard, during a routine patrol off the coast south of Mumbai, crash landed six nautical miles north of Murud near Alibaug at 1448 hours today," the Western Naval Command said in a statement.
The incident took place near Nandgaon village in Murud area.
"One ICG woman pilot has suffered injuries and is being treated at the naval hospital in Mumbai," it added.
One ICG Chetak helicopter and an Air Force Mi 17 chopper were also part of the search operation, the officer said.